Once they spent 56 hours straight in the car, waiting for a leopard to return to a kill it had placed up a tree. "For all that effort, sitting in the sun all day and no sleep, we used about two ...
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Interesting Engineering on MSNScientists collect shark semen by hypnosis to save species from extinctionAustralian researchers are putting sharks into a trance to collect semen, aiming to save these predators from extinction ...
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